If you want to succeed, double your failure rate.

I think, therefore I am.

FAIL - First Attempt In Learning

Tough times never last, but tough people do.

Shoot for the moon and even if you miss you’ll land among the stars/

A hero is no braver than an ordinary man, but he is braver five minutes longer.

The temptation to quit will be the greatest when you are about to succeed

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.

When you make a mistake, take another chance. Only when you choose not to do so do you fail.

There is no talent here. There is hard work and obsession. You could be anyone if you put in the time.

Time is your friend, impulse is your enemy.

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

You can have results or excuses, not both

Mistakes have the power to turn you into something better than you were before.

Nothing is impossible if you want it badly enough. Impossible = I'm possible.